====================================== | [ 10.690438][ T205] softirqs last disabled at (48466): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.690441][ T205] Preemption disabled at: | [ 10.690441][ T205] 0x0 | [ 10.690451][ T205] Tainted: [W]=WARN [ 10.690452][ T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.690454][ T205] Call Trace: [ 10.690456][ T205] [ 10.690458][ T205] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.690464][ T205] __might_resched.cold (kernel/sched/core.c:9234) [ 10.690468][ T205] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.690473][ T205] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.690477][ T205] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.690479][ T205] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.690485][ T205] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.690493][ T205] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.690497][ T205] put_chars (drivers/char/virtio_console.c:1176) [ 10.690499][ T205] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.690501][ T205] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.690504][ T205] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.690509][ T205] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.690517][ T205] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.690519][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.690521][ T205] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.690525][ T205] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.690529][ T205] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.690531][ T205] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.690534][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.690536][ T205] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.690540][ T205] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.690544][ T205] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.690546][ T205] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.690551][ T205] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.690554][ T205] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.690556][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.690558][ T205] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 10.690561][ T205] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.690563][ T205] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.690566][ T205] vprintk_emit (kernel/printk/printk.c:2479) [ 10.690569][ T205] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.690572][ T205] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.690575][ T205] _printk (kernel/printk/printk.c:2504) [ 10.690579][ T205] ? snapshot_read.cold (user.c:?) [ 10.690582][ T205] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.690584][ T205] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.690588][ T205] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.690591][ T205] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.690595][ T205] ? exit_notify (kernel/exit.c:780) [ 10.690596][ T205] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.690599][ T205] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.690602][ T205] do_group_exit (kernel/exit.c:1151) [ 10.690605][ T205] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.690607][ T205] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.690609][ T205] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.690613][ T205] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.690616][ T205] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.690618][ T205] RIP: 0033:0x7f66d026d1b8 [ 10.690620][ T205] Code: Unable to access opcode bytes at 0x7f66d026d18e. Code starting with the faulting instruction =========================================== [ 10.690621][ T205] RSP: 002b:00007ffc4edac398 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.690624][ T205] RAX: ffffffffffffffda RBX: 00007f66d039df88 RCX: 00007f66d026d1b8 [ 10.690625][ T205] RDX: 00007f66cffb7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.690626][ T205] RBP: 00007ffc4edac3f0 R08: 0000000000000000 R09: 0000000000008010 [ 10.690627][ T205] R10: 00007ffc4edac1b0 R11: 0000000000000246 R12: 0000000000000001 [ 10.690628][ T205] R13: 0000000000000000 R14: 00007f66d039c680 R15: 00007f66d039dfa0 | [ 12.749447][ T267] softirqs last disabled at (32677): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.749450][ T267] Preemption disabled at: | [ 12.749450][ T267] 0x0 | [ 12.749460][ T267] Tainted: [W]=WARN [ 12.749461][ T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.749463][ T267] Call Trace: [ 12.749464][ T267] [ 12.749466][ T267] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.749472][ T267] __might_resched.cold (kernel/sched/core.c:9234) [ 12.749476][ T267] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.749480][ T267] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.749484][ T267] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.749486][ T267] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.749499][ T267] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.749502][ T267] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.749505][ T267] put_chars (drivers/char/virtio_console.c:1176) [ 12.749508][ T267] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.749509][ T267] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.749512][ T267] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.749518][ T267] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.749526][ T267] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.749528][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.749530][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.749534][ T267] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.749538][ T267] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.749540][ T267] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.749543][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.749545][ T267] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.749549][ T267] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.749553][ T267] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.749555][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.749560][ T267] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.749563][ T267] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.749565][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.749566][ T267] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 12.749570][ T267] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.749572][ T267] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.749575][ T267] vprintk_emit (kernel/printk/printk.c:2479) [ 12.749578][ T267] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.749580][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.749584][ T267] _printk (kernel/printk/printk.c:2504) [ 12.749588][ T267] ? snapshot_read.cold (user.c:?) [ 12.749590][ T267] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.749593][ T267] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.749597][ T267] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 12.749599][ T267] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.749603][ T267] ? exit_notify (kernel/exit.c:780) [ 12.749604][ T267] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.749607][ T267] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.749610][ T267] do_group_exit (kernel/exit.c:1151) [ 12.749613][ T267] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.749615][ T267] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.749618][ T267] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.749622][ T267] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.749624][ T267] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.749626][ T267] RIP: 0033:0x7fc35dd551b8 [ 12.749629][ T267] Code: Unable to access opcode bytes at 0x7fc35dd5518e. Code starting with the faulting instruction =========================================== [ 12.749630][ T267] RSP: 002b:00007ffedcccfdd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.749632][ T267] RAX: ffffffffffffffda RBX: 00007fc35de85f88 RCX: 00007fc35dd551b8 [ 12.749633][ T267] RDX: 00007fc35da9ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.749634][ T267] RBP: 00007ffedcccfe30 R08: 0000000000000000 R09: 0000000000008010 [ 12.749635][ T267] R10: 00007ffedcccfbf0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print